11-81. A/C FRONT AIR DISTRIBUTION DUCT REPLACEMENT
This task covers:
a. Removal
b. Installation
1.
Remove nut (7) and screw (9) from clamp (10).
2.
Remove two right registers (13) from air distribution duct (14) by carefully prying out.
3.
Remove two screws (2) from air distribution duct (14) and mounting bracket (1).
4.
Remove three locknuts (12), washers (11), and capscrews (4) from air distribution duct (14) and
body (3). Discard locknuts (12).
5.
Disconnect wiring harness connector (6) from air distribution connector (5).
6.
Remove air distribution duct (14) from evaporator (8).
7.
Remove clamp (10) from evaporator (8).
8.
Remove A/C toggle switch and harness (only if replacement duct will be installed) (para. 11-84).
9.
Remove A/C front air distribution duct registers (only if replacement duct will be installed)
(para. 11-82).
1.
Install A/C toggle switch and harness, if removed (para. 11-84).
2.
Install front A/C air distribution duct registers, if removed (para. 11-82).
3.
Install clamp (10) on evaporator (8).
4.
Install air distribution duct (14) on evaporator (8).
5.
Connect wiring harness connector (6) to air distribution connector (5).
6.
Install air distribution duct (14) on mounting bracket (1) with two screws (2).
NOTE
If new air distribution duct is being installed, match-drill three
13/32-in. (10.3 mm) holes from body to air distribution duct.
7.
Apply RTV sealant to heads of three capscrews (4), and install air distribution duct (14) on body (3)
with capscrews (4), washers (11), and locknuts (12).
8.
Install two right registers (13) on air distribution duct (14) by carefully pushing in place.
9.
Install screw (9) and nut (7) on clamp (10).
10.
Fill around radio bracket holes (13.1) with RTV sealant.
b. Installation
a. Removal
INITIAL SETUP:
Applicable Models
M1114
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Three locknuts (Appendix G, Item 169)
RTV silicone sealant (Appendix C, Item 70)
Manual References
TM 9-2320-387-24P
Equipment Condition
• Battery ground cables disconnected (para. 4-68).
• Radio rack removed (para. 12-17).
Maintenance Level
Unit
TM 9-2320-387-24-2
11-146
Change 1
